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Cheap flights from Adelaide to Ko Samui from $472

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Ko Samui departing on 15/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Adelaide to Ko Samui

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 21:10ADL-USM
17h 10m2 stops
Multiple Airlines Logo
14:35 - 10:55USM-ADL
17h 50m2 stops
$1,217Multiple Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Multiple Airlines Logo
09:50 - 07:20ADL-USM
24h 00m2 stops
Multiple Airlines Logo
14:00 - 07:00USM-ADL
14h 30m2 stops
$1,246Multiple Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Singapore Airlines Logo
17:35 - 07:50ADL-USM
16h 45m1 stop
Singapore Airlines Logo
19:25 - 16:20USM-ADL
18h 25m1 stop
$1,311Singapore Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Singapore Airlines Logo
17:35 - 07:50ADL-USM
16h 45m1 stop
Singapore Airlines Logo
19:25 - 16:20USM-ADL
18h 25m1 stop
$1,313Singapore Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Multiple Airlines Logo
18:20 - 14:30ADL-USM
23h 40m3 stops
Multiple Airlines Logo
08:55 - 11:25USM-ADL
23h 00m3 stops
$1,325Multiple Airlines
Find Deal
Mon, 12 Jan - Tue, 20 Jan
Multiple Airlines Logo
18:20 - 17:10ADL-USM
26h 20m2 stops
Multiple Airlines Logo
08:55 - 11:25USM-ADL
23h 00m3 stops
$1,390Multiple Airlines
Find Deal
Mon, 12 Jan - Tue, 20 Jan
Multiple Airlines Logo
17:35 - 07:50ADL-USM
16h 45m1 stop
Multiple Airlines Logo
15:30 - 07:25USM-ADL
13h 25m2 stops
$1,523Multiple Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Multiple Airlines Logo
07:50 - 21:10ADL-USM
16h 50m2 stops
Multiple Airlines Logo
13:30 - 10:55USM-ADL
18h 55m2 stops
$1,579Multiple Airlines
Find Deal
Tue, 31 Mar - Tue, 7 Apr
Multiple Airlines Logo
17:35 - 07:50ADL-USM
16h 45m1 stop
Multiple Airlines Logo
15:30 - 07:25USM-ADL
13h 25m2 stops
$1,584Multiple Airlines
Find Deal
Thu, 7 May - Fri, 15 May
Multiple Airlines Logo
18:20 - 17:10ADL-USM
26h 20m2 stops
Multiple Airlines Logo
12:00 - 06:15USM-ADL
14h 45m2 stops
$1,598Multiple Airlines
Find Deal
Mon, 12 Jan - Tue, 20 Jan

Cathay Pacific flights from Adelaide to Ko Samui

Our best Cathay Pacific deals on Adelaide to Ko Samui flight tickets
Cathay Pacific
12 Jan
ADL09:00Adelaide
38h 05m
2 stops
USM19:35Ko Samui
20 Jan
USM11:40Ko Samui
19h 20m
1 stop
ADL10:30Adelaide
$2,024
Find similar
Cathay Pacific
15 Dec
ADL11:40Adelaide
35h 25m
2 stops
USM19:35Ko Samui
8 Jan
USM11:40Ko Samui
19h 20m
1 stop
ADL10:30Adelaide
$2,674
Find similar
Cathay Pacific
21 Dec
ADL12:00Adelaide
35h 05m
1 stop
USM19:35Ko Samui
12 Jan
USM11:40Ko Samui
24h 35m
2 stops
ADL15:45Adelaide
$3,048
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Adelaide to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 24 November 2025.
Use the filters below to find and compare flights from Adelaide to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

06:30-21:10

2 stops17h 10m

Ko Samui

Fri 15/5

14:35-10:55

2 stops17h 50m

$1,217

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

09:50-07:20

2 stops24h 00m

Ko Samui

Fri 15/5

14:00-07:00

2 stops14h 30m

$1,246

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

19:25-16:20

1 stop18h 25m

$1,311

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

19:25-16:20

1 stop18h 25m

$1,313

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 12/1

18:20-14:30

3 stops23h 40m

Ko Samui

Tue 20/1

08:55-11:25

3 stops23h 00m

$1,325

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 12/1

18:20-17:10

2 stops26h 20m

Ko Samui

Tue 20/1

08:55-11:25

3 stops23h 00m

$1,390

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

15:30-07:25

2 stops13h 25m

$1,523

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Tue 31/3

07:50-21:10

2 stops16h 50m

Ko Samui

Tue 7/4

13:30-10:55

2 stops18h 55m

$1,579

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

15:30-07:25

2 stops13h 25m

$1,584

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 12/1

18:20-17:10

2 stops26h 20m

Ko Samui

Tue 20/1

12:00-06:15

2 stops14h 45m

$1,598

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to Ko Samui from

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ko Samui?

The month of May is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $1,311. If you aren’t able to travel during the month of May, then book flights to Ko Samui from Adelaide during October instead. Flights to Ko Samui in October, while not as cheap as those in May, still average around $1,313.

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Monday is the cheapest day to fly to Ko Samui from Adelaide. The lowest ticket price found for a Monday departure recently was $1,327. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Adelaide to Ko Samui for around $1,703.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Adelaide to Ko Samui flights are usually those with departure times in the afternoon. Our users have found flights to Ko Samui in the afternoon for as low as $1,304. Flights in the morning are often more expensive, with an average ticket price of $1,492.

Can stopping save me money on Adelaide to Ko Samui flights?

You could potentially save up to 17% on your flight if you consider stops on a Adelaide to Ko Samui flight.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Direct flights

None
There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.
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  • How far is Adelaide to Ko Samui by plane?

    There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 15h 55m.

  • When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

    Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

  • How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Adelaide to Ko Samui?

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,074Free cancellationRating
8.1
1,407 reviews
Search Singapore Airlines flights

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ko Samui trip

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